<script setup>
import { Plus, Upload } from '@element-plus/icons-vue'
import { ref } from 'vue'
import avatar from '@/assets/default.png'

const uploadRef = ref()

import { useTokenStore } from '@/stores/token.js'
const tokenStore = useTokenStore()

import useAdminInfoStore from '@/stores/adminInfo.js'
const userInfoStore = useAdminInfoStore()

// 用户头像地址
const imgUrl = ref(userInfoStore.info.userPic)

// 图片上传成功的回调函数
const uploadSuccess = (result) => {
    imgUrl.value = result.data
}

import { AvatarUpdateService } from '@/api/admin.js'
import { ElMessage } from 'element-plus'

// 头像修改
const updateAvatar = async () => {
    // 调用接口
    let result = await AvatarUpdateService(imgUrl.value)
    ElMessage.success(result.msg ? result.msg : '修改成功')

    // 修改pinia中的数据
    userInfoStore.info.userPic = imgUrl.value
}
</script>

<template>
  <el-card class="page-container">
    <template #header>
      <div class="header">
        <span>更换头像</span>
      </div>
    </template>
    <el-row justify="center" align="middle" style="height: 100%;">
      <el-col :span="12" class="upload-container">
        <el-upload 
          ref="uploadRef"
          class="avatar-uploader"
          :show-file-list="false"
          :auto-upload="true"
          action="/api/upload"
          name="file"
          :headers="{ 'Authorization': tokenStore.token }"
          :on-success="uploadSuccess"
        >
          <img v-if="imgUrl" :src="imgUrl" class="avatar" />
          <img v-else :src="avatar" width="278" />
        </el-upload>
        <div class="button-container">
          <el-button type="primary" :icon="Plus" size="large" @click="uploadRef.$el.querySelector('input').click()">
            选择图片
          </el-button>
          <el-button type="success" :icon="Upload" size="large" @click="updateAvatar">
            上传头像
          </el-button>
        </div>
      </el-col>
    </el-row>
  </el-card>
</template>

<style lang="scss" scoped>
.page-container {
  width: 45%;
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.header {
  font-size: larger;
  font-weight: bold;
}

.upload-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.avatar-uploader {
  :deep() {
    .avatar {
      width: 278px;
      height: 278px;
      display: block;
    }

    .el-upload {
      border: 1px dashed var(--el-border-color);
      border-radius: 6px;
      cursor: pointer;
      position: relative;
      overflow: hidden;
      transition: var(--el-transition-duration-fast);
    }

    .el-upload:hover {
      border-color: var(--el-color-primary);
    }

    .el-icon.avatar-uploader-icon {
      font-size: 28px;
      color: #8c939d;
      width: 278px;
      height: 278px;
      text-align: center;
    }
  }
}

.button-container {
  margin-top: 20px;
  display: flex;
  gap: 10px; // 添加按钮之间的间距
}
</style>